linux-kernel - Re: [PATCH] tracer for sys_open()

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Message-ID: <20090130202219.GA1253@ucw.cz>
Date:	Fri, 30 Jan 2009 21:22:20 +0100
From:	Pavel Machek <pavel@...e.cz>
To:	"Kok, Auke" <auke-jan.h.kok@...el.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	powertop ml <power@...host.org>,
	Arjan van de Ven <arjan@...ux.intel.com>,
	Ingo Molnar <mingo@...e.hu>, srostedt@...hat.com
Subject: Re: [PATCH] tracer for sys_open() - sreadahead

On Tue 2009-01-27 12:08:04, Kok, Auke wrote:
> 
> This tracer monitors regular file open() syscalls. This is a fast
> and low-overhead alternative to strace, and does not allow or
> require to be attached to every process.
> 
> The tracer only logs succesfull calls, as those are the only ones we
> are currently interested in, and we can determine the absolute path
> of these files as we log.

Maybe fanotify() should be used instead?

Or maybe just plain strace? One slow boot should not really hurt...
								Pavel
 
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